求翻译：蔬菜中的纤维质不能被人体的肠胃所吸收，但本身会吸收大量的水分，来增加粪便形成的软度，有益排便。多吃纤维质可以促进身体的代谢功能，达到控制体重的目的。是什么意思？

vegetable fiber in the human body cannot be absorbed by the stomach, but it will absorb a large amount of water, and to increase the softness, useful stool formation. Eat more fiber you can promote your body's metabolic functions and to achieve weight control purposes.

In the vegetables fiber cannot absorb by the human body stomach, but itself can absorb the massive moisture contents, increases soft which the excrement forms, beneficial bowel movement.Eats the fiber to be possible to promote the bodily metabolism function, achieves the control body weight the goal

Vegetable Fiber cannot be absorbed by the body of the stomach, but it will absorb a large amount of water that increases the stool formation density, good for defecation. Eat more fiber, can promote the body's metabolism, achieve the purpose of weight control.